{"id":667,"date":"2014-09-18T16:39:07","date_gmt":"2014-09-18T08:39:07","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=667"},"modified":"2014-09-18T16:39:07","modified_gmt":"2014-09-18T08:39:07","slug":"mybean%e4%b8%8d%e5%b8%a6%e5%8c%85dll%e7%aa%97%e5%8f%a3%ef%bc%8c%e5%a4%9a%e4%bb%bb%e5%8a%a1%e6%a0%8f%e7%9a%84%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=667","title":{"rendered":"MyBean\u4e0d\u5e26\u5305DLL\u7a97\u53e3\uff0c\u591a\u4efb\u52a1\u680f\u7684\u89e3\u51b3"},"content":{"rendered":"<p>MyBeanDLL\u5e26\u5305\u8fd0\u884c\u65f6\uff0cDLL\u7a97\u4f53\u4e0d\u4f1a\u51fa\u73b0\u5728\u4efb\u52a1\u680f\u4e0a\uff0c\u4f46\u5982\u679c\u4e0d\u5e26\u5305\u8fd0\u884c\u65f6\uff0c\u5219DLL\u7a97\u4f53\u5219\u4e5f\u4f1a\u51fa\u73b0\u5728\u4efb\u52a1\u680f\u4e0a\uff0c\u8fd9\u662f\u56e0\u4e3aDLL\u91cc\u7684Application\u548c\u4e3b\u7a0b\u5e8f\u7684Application\u4e0d\u662f\u540c\u4e00\u4e2a\u3002<\/p>\n<p>\u6309\u4ee5\u5f80DLL\u7a97\u4f53\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u628a\u4e3b\u7a97\u4f53\u7684Application\u4f20\u7ed9DLL\uff1bMyBean\u5219\u8981\u5728DLL\u91cc\u4e3b\u52a8\u53bb\u83b7\u53d6\uff0c\u65b9\u6cd5\u5982\u4e0b\uff1a\u628a\u4e3b\u7a0b\u5e8f\u4e5f\u505a\u4e3a\u63d2\u4ef6\uff0c\u5e76\u589e\u52a0\u83b7\u53d6Application\u7684\u63a5\u53e3\uff0cDLL\u91cc\u7528\u4eca\u5929\uff082014-09-18\uff09\u65b0\u589e\u7684BeforeGetBean\u4e8b\u4ef6\uff0c\u5728\u8fd9\u4e2a\u4e8b\u4ef6\u4e2d\u53bb\u83b7\u53d6\u4e3b\u7a0b\u5e8f\u7684Application\u3002<\/p>\n<p>BCB\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>EXE\u4e3b\u7a0b\u5e8f\uff1a<\/p>\n<pre class=\"lang:c++ decode:true \">int WINAPI _tWinMain(HINSTANCE, HINSTANCE, LPTSTR, int)\r\n{\r\n\ttry\r\n\t{\r\n\t\tApplication-&gt;Initialize();\r\n\t\tapplicationContextInitialize();\r\n\t\tregisterFactoryObject(getBeanFactory(),\"MainApp\");\r\n\t\tApplication-&gt;MainFormOnTaskBar = true;\r\n\t\tTMyBeanFactoryTools::getBean(\"MainApp\");\r\n\/\/\t\tApplication-&gt;CreateForm(__classid(TForm1), &amp;Form1);\r\n\t\tApplication-&gt;Run();\r\n\t}\r\n\tcatch (Exception &amp;exception)\r\n\t{\r\n\t\tApplication-&gt;ShowException(&amp;exception);\r\n\t}\r\n\tcatch (...)\r\n\t{\r\n\t\ttry\r\n\t\t{\r\n\t\t\tthrow Exception(\"\");\r\n\t\t}\r\n\t\tcatch (Exception &amp;exception)\r\n\t\t{\r\n\t\t\tApplication-&gt;ShowException(&amp;exception);\r\n\t\t}\r\n\t}\r\n\treturn 0;\r\n}\r\n\/\/---------------------------------------------------------------------------\r\nvoid __fastcall PACKAGE RegisterUI()\r\n{\r\n #pragma startup RegisterUI\r\n (beanFactory())-&gt;RegisterBean(\"MainApp\",__classid(TForm1),true)-&gt;IsMainForm=true;\r\n}\r\n\/\/---------------------------------------------------------------------------\r\n#define INTF_IMP_REFCOUNT(BASE) \\\r\n ULONG __stdcall AddRef() { return BASE::_AddRef();} \\\r\n ULONG __stdcall Release(){ return BASE::_Release();}\\\r\n HRESULT __stdcall QueryInterface(REFIID iid, void*p) { return BASE::QueryInterface(iid, p);}\r\n \r\n__interface IMainApp;\r\ntypedef System::DelphiInterface&lt;IMainApp&gt; _di_IMainApp;\r\n__interface __declspec(uuid(\"{0DAA1A1E-CB13-46E1-BF9F-D54D8B117F25}\")) IMainApp: public IInterface\r\n{\r\n\r\npublic:\r\n virtual TApplication * __stdcall GetHandle(void) = 0 ;\r\n};\r\n\/\/---------------------------------------------------------------------------\r\nclass TMainApp : public Vcl::Forms::TForm,IMainApp\r\n{\r\n typedef Vcl::Forms::TForm inherited;\r\n\r\nprivate:\r\n System::UnicodeString FInstanceID;\r\n\r\nprotected:\r\n TApplication * __stdcall GetHandle(void);\r\npublic:\r\n __fastcall virtual TMainApp(System::Classes::TComponent* AOwner);\r\n __fastcall virtual ~TMainApp(void);\r\n INTF_IMP_REFCOUNT(TForm); };\r\n\/\/---------------------------------------------------------------------------\r\nTApplication * __stdcall TMainApp::GetHandle(void)\r\n{\r\n return Application;\r\n}<\/pre>\n<p>DLL\uff1a<\/p>\n<pre class=\"lang:c++ decode:true  \">TApplication * SaveApp=NULL;\r\n\/\/---------------------------------------------------------------------------\r\nvoid __stdcall MyPluginInfoProc(TPluginInfo* pvObject)\r\n{\r\n if(!SaveApp)\r\n   {\r\n\t_di_IMainApp MainApp;\r\n\tMainApp=TMyBeanFactoryTools::getBean(\"MainApp\");\r\n\tif(((int)MainApp-&gt;GetHandle()-&gt;Handle)&gt;0)\r\n\t  {\r\n\t   SaveApp=Application;\r\n\t   Application=MainApp-&gt;GetHandle();\r\n\t  }\r\n   }\r\n}\r\n\/\/---------------------------------------------------------------------------\r\nint WINAPI DllEntryPoint(HINSTANCE hinst, unsigned long reason, void* lpReserved)\r\n{\r\n if(reason==DLL_PROCESS_ATTACH)\r\n   {\r\n\t(beanFactory())-&gt;BeforeGetBean=MyPluginInfoProc;\r\n\t(beanFactory())-&gt;RegisterBean(\"Test\",__classid(TForm1),true);\r\n   }\r\n else if(reason==DLL_PROCESS_DETACH&amp;&amp;SaveApp)\r\n   {\r\n\tApplication=SaveApp;\r\n   }\r\n\treturn 1;\r\n}\r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MyBeanDLL\u5e26\u5305\u8fd0\u884c\u65f6\uff0cDLL\u7a97\u4f53 [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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